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2.1.1.137: arsenite methyltransferase

This is an abbreviated version!
For detailed information about arsenite methyltransferase, go to the full flat file.

Word Map on EC 2.1.1.137

Reaction

2 S-adenosyl-L-methionine +

arsenic triglutathione
+ 2 thioredoxin +
H2O
=
S-adenosyl-L-homocysteine
+
dimethylarsinous acid
+ 3 glutathione + 2 thioredoxin disulfide

Synonyms

AdoMet:arsenic(III) methyltransferase, arsenic (+3 oxidation state) methyltransferase, arsenic (+3 oxidation state)-methyltransferase, arsenic (+3) methyltransferase, arsenic (III) methyltransferase, arsenic (III) S-adenosylmethionine methyltransferase, arsenic methyltransferase Cyt19, arsenic(III) methyltransferase, arsenite (+3 oxidation state) methyltransferase, arsenite methyltransferase, arsenite S-adenosylmethionine methyltransferase, ArsM, ArsM protein, ArsM7B, As(III) methyltransferase, As(III) S-adenosylmethionine methyltransferase, As(III) SAM methyltransferase, AS3MT, AsIII S-adenosylmethionine methyltransferase, Cyr19, Cyt19, EC 2.1.1.138, hAS3MT, methylarsonite methyltransferase, N6AMT1, S-adenosyl-L-methionine:arsenic(III) methyltransferase, S-adenosyl-L-methionine:methylarsonite As-methyltransferase, S-adenosylmethionine dependent arsenic methyltransferase, [As(III)] methyltransferase

ECTree

     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.137 arsenite methyltransferase

Application

Application on EC 2.1.1.137 - arsenite methyltransferase

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APPLICATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
degradation
Bacillus subtilis 168 expressing ArsM converts most of the inorganic As in the medium into dimethylarsenate and trimethylarsine oxide within 48 h and volatizes substantial amounts of dimethylarsine and trimethylarsine. The rate of As methylation and volatilization increases with temperature from 37 to 50°C. When inoculated into an As-contaminated organic manure composted at 50°C, the modified strain significantly enhances As volatilization
medicine
the proliferation of NB4 cells is significantly inhibited in a transwell system cocultured with AS3MT-transfected HepG2 cells after exposure to arsenite. The therapeutic efficacy of As2O3 (i.e., iAsIII) in acute promyelocytic leukemia patients is probably associated with the production of methylated arsenic metabolites by AS3MT